Y A FRENCH EBONISED AND BOULLE-WORK MANTEL CLOCKBOLVILLER, PARIS, MID 19th CENTURYThe circular contwheel striking eight-day back-wound movement with visible anchor escapement planted on the backplate regulated by 'gridiron' pendulum modelled as a lyre over sunburst mask centred bob, the circular blue on white enamel Roman numeral dial with unusual wavy concentric line decoration to centre and signed BOLVILLER A PARIS to the lower edge of the conforming outer minute ring, with blued steel moon hands set behind hinged convex glazed brass bezel decorated with faux pearls, the case with elaborate shaped superstructure fronted with engraved brass, tortoiseshell, faux abalone and simulated ivory with elaborate scrollwork enveloping the dial incorporating grotesque lion's heads to lower margin of the upper section, raised on four scroll-outline supports faced with conforming 17th century style marquetry and with pendulum swinging between, on ogee-shaped plinth base with further foliate scroll panel decoration incorporating bracket supports.53.5cm (21ins) high, 30.5cm (12ins) wide16cm (6.25ins) deep.Bolviller is recorded in Allix, Charles and Bonnert, Peter CARRIAGE CLOCKS, Their history and development (page 432) as working from several addresses in Paris from 1830 until after 1870. Bollviller are known for being relatively early and inventive makers of fine French carriage clocks. Bolviller appears to have entered into partnership with C.P. Gontard in the 1840's as a Brevet was granted to both makers for a lever chronometer escapement in 1848. Gontard went on to show carriage clocks in London 1851 and patent two further related escapements and produce carriage clocks under his name alone.注意: Y - This lot contains endangered species and may be subject to CITES regulations. Prospective bidders are advised to familiarize themselves with relevant customs regulations prior to bidding if they intend to import the lot into another country. A buyer’s inability to import or delay in obtaining a licence cannot justify delay in payment or cancellation of sale.